Compare 990987 vs 990990

Property990987990990
Typesemiprimecomposite number
Unique factors26
Total factors28
Prime factorization31 × 330329121 × 32 × 51 × 71 × 112 × 131
Prime factorization3 × 3303292 × 3 × 3 × 5 × 7 × 11 × 11 × 13
Divisors count4144
Divisors1, 3, 330329, 9909871, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 18, 21, 22, 26, 30, 33, 35, 39, 42, 45, 55, 63, 65, 66, 70, 77, 78, 90, 91, 99, 105, 110, 117, 121, 126, 130, 143, 154, 165, 182, 195, 198, 210, 231, 234, 242, 273, 286, 315, 330, 363, 385, 390, 429, 455, 462, 495, 546, 585, 605, 630, 693, 715, 726, 770, 819, 847, 858, 910, 990, 1001, 1089, 1155, 1170, 1210, 1287, 1365, 1386, 1430, 1573, 1638, 1694, 1815, 2002, 2145, 2178, 2310, 2541, 2574, 2730, 3003, 3146, 3465, 3630, 4095, 4235, 4290, 4719, 5005, 5082, 5445, 6006, 6435, 6930, 7623, 7865, 8190, 8470, 9009, 9438, 10010, 10890, 11011, 12705, 12870, 14157, 15015, 15246, 15730, 18018, 22022, 23595, 25410, 28314, 30030, 33033, 38115, 45045, 47190, 55055, 66066, 70785, 76230, 90090, 99099, 110110, 141570, 165165, 198198, 330330, 495495, 990990
Number of properties10
Semiprimes208235th 
Roman numberals  
Base 2111100011111000010112111100011111000011102
Base 31212100101020312121001011003
Base 43301330023433013300324
Base 522320242252232024305
Base 6331235236331235306
Base 7112651147112651207
Base 83617413836174168
Base 91770336917703409
Base 109909871099099010
Base 116175a81161760011
Base 123b95a3123b95a612
Base 132890aa132890b013
Base 141bb20b141bb21014
Base 1514895c1514896015
Base 16f1f0b16f1f0e16
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